LangChain JS - Practical Guide for Javascript Developers

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Fikayo Adepoju

4:20:14

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1 - Introduction

1 -Welcome.mp4

01:02

2 - Concepts and Components

1 -The LangChainJS Architecture.mp4

08:41

2 -LangChainJS Components.mp4

09:03

3 -LangChainJS Runnables.mp4

09:19

4 -Using the Documentation and API Reference.mp4

03:36

3 - Hello World in LangChainJS

1 -Getting Your API Key.mp4

10:44

2 -Setting up Your LangChainJS Project.mp4

09:59

3 -Your first Prompt Template.mp4

07:54

4 - Prompt Engineering with Prompt Templates

1 -Prompt Templates and How they Work.mp4

04:46

2 -Creating a Basic Prompt.mp4

10:54

3 -Creating Prompts for Chat Models.mp4

19:41

4 -Passing Examples to Prompts.mp4

16:20

5 -Using Images in Prompts Multimodal Prompting.mp4

16:03

6 -Composing Prompts with PipelinePromptTemplate.mp4

18:58

5 - Working with Models

1 -Models in LangChainJS.mp4

04:50

2 -Setting Up Models.mp4

12:09

3 -Controlling Model Response.mp4

13:50

4 -Streaming Model Response.mp4

06:21

5 -Monitoring Token Consumption.mp4

03:37

6 - Structuring Your Model Output

1 -Output Parsers in LangChainJS.mp4

02:46

2 -Parsing String Outputs.mp4

05:24

3 -Parsing JSON Outputs.mp4

08:07

7 - RAG - Feeding Your Data to A.I Models

1 -Understanding Retrieval Augmented Generation [RAG].mp4

05:44

2 -RAG Project Setup.mp4

03:25

3 -Loading Data from a Web Page.mp4

08:24

4 -Embedding and Storing.mp4

08:24

5 -Retrieving Context for Prompts.mp4

04:03

6 -Generating Responses from our own data.mp4

14:02

7 -Using PDF files for RAG.mp4

12:08

Description

Getting Started with LangChain for Javascript

What You'll Learn?

How to Design powerful prompts to query A.I models
How to ntegrate with powerful models like Gemini models from Google and GPT models from OpenAI
Build conversational chat interactions with A.I models
Use A.I to process images
Load data from local files or specific web pages
Generate results based on information from the web and PDF files

Who is this for?

Web Developers who want to add AI-powered features to their applications

Developers who want to transition into A.I Engineering

Developers who want to improve the performance of model-powered features with private data

What You Need to Know?

Basic Programming Skills

Basic Understanding of Javascript

Basic Understanding of Nodejs

More details

Description
The sole purpose of this course is to get your feet wet and your hands building with LangChainJS

LangChainJS gives Web and JavaScript Developers to ability to add A.I-powered features to their web applications using best-in-class Large Language Models from OpenAI, Google, Anthropic and many more LLM vendors out there.
This is the perfect course to get yourself into A.I Engineering and A.I development with LangChain, the biggest A.I software development toolchain in the market today.
By the end of this course, you will have the skills to:

Design powerful prompts to query A.I models
Integrate with powerful models like Gemini 1.5 Flash from Google Generative AI and GPT 4o by OpenAI
Build conversational chat interactions with A.I models
Use A.I to process images
Control the creativity of the model and how much tokens it consumes
Track token consumption
Load data from local files or specific web pages
Generate results based on information from the web
Generate results based on information from your PDF files
So, if anything in the above list sounds fun, let's get started.

Also, feel free to inbox me about any new chapter you will like me to work on. I'll appreciate your suggestions
Who this course is for:
Web Developers who want to add AI-powered features to their applications
Developers who want to transition into A.I Engineering
Developers who want to improve the performance of model-powered features with private data

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JavaScript

Fikayo Adepoju

Instructor's Courses

Fikayo Adepoju is a Full-stack developer, technical writer and tech content creator proficient in Web and Mobile technologies and DevOps with over 10years experience developing scalable distributed applications. With over 40 articles written for Twilio, CircleCI, Auth0 and The New Stack blogs and also on his personal medium page, Fikayo loves to share his knowledge to as many developers as would benefit from it.

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